Robert J. Moore, Jr. is a public historian with a background in history, art, and film. He has been a National Park Service employee for more than 20 years, working at such diverse areas as Saratoga, Yorktown, Morristown, Gettysburg, and Sagamore Hill. Michael Haynes creates commissioned artwork for such clients as Civil War Times Illustrated, Time-Life, Warner Books, and the National Park Service. A lifelong interest in history has inspired his passion for historically oriented painting. His ''Uniform and Dress of the Corps of Discovery'' paintings were selected as guides for the uniforms created for National Geographic films on the Lewis and Clark Expedition.